function getCookie(name) {
    var cookieValue = null;
    if (document.cookie && document.cookie != "") {
        var cookies = document.cookie.split(";");
        for (var i = 0; i < cookies.length; i++) {
            var cookie = jQuery.trim(cookies[i]);
            if (cookie.substring(0, name.length + 1) == name + "=") {
                cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                break;
            }
        }
    }
    return cookieValue;
}

$.ajaxSetup({
    beforeSend: function (xhr, settings) {
        if (!(/^http:.*/.test(settings.url) || /^https:.*/.test(settings.url))) {
            xhr.setRequestHeader("X-CSRFToken", getCookie("csrftoken"));
        }
    }
});
